Original Pentax spare part for Pentax and Foras water pumps. Suitable for the pump models:FC1000T 400/690-50 (PF670210060Z),FC1000T 3x400-50 (PF670210063Z),FTR1000T 400/690-50 (PF680210060Z),FTR1000T 3x400-50 (PF680210063Z),FM1000T 400/690-50 (PF650210060Z),FM1000T 3x400-50 (PF650210063Z),FV1000T 400/690-50 (PF660210060Z),FV1000T 3x400-50 (PF660210063Z)We sell only Original spare parts from the manufacturer. Do not use analogue parts that could damage your pump.